<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-page-3/#page-properties">
<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/8508">
<link rel="match" href="page-margin-auto-negative-print-ref.tentative.html">
<style>
  @page {
    size: 300px;
    width: 340px;
    height: 340px;
    margin: auto;
  }
  body {
    margin: 0;
    background: yellow;
  }
  .fullpager {
    width: 300px;
    height: 300px;
    border: 20px solid red;
    background: green;
  }
</style>
<div class="fullpager">
  Green background, no red / yellow.
</div>
